<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <h1>用户登录页面</h1>
    <h3>{{ base_url}}</h3>
<ul>
    {% for key,value in cookies.items()%}
        <li>{{ key}}:{{value}}</li>
    {%endfor%}
</ul>
</body>
</html>